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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/adc/nuvoton,npcm750-adc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Nuvoton NPCM BMC Analog to Digital Converter (ADC)
maintainers:
- Tomer Maimon <tmaimon77@gmail.com>
description:
The NPCM7XX ADC is a 10-bit converter and NPCM8XX ADC is a 12-bit converter,
both have eight channel inputs.
properties:
compatible:
enum:
- nuvoton,npcm750-adc
- nuvoton,npcm845-adc
reg:
maxItems: 1
interrupts:
maxItems: 1
description: ADC interrupt, should be set for falling edge.
resets:
maxItems: 1
clocks:
maxItems: 1
description: If not provided the defulat ADC sample rate will be used.
vref-supply:
description: If not supplied, the internal voltage reference will be used.
"#io-channel-cells":
const: 1
required:
- compatible
- reg
- interrupts
- resets
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/nuvoton,npcm7xx-clock.h>
#include <dt-bindings/reset/nuvoton,npcm7xx-reset.h>
soc {
#address-cells = <1>;
#size-cells = <1>;
adc@f000c000 {
compatible = "nuvoton,npcm750-adc";
reg = <0xf000c000 0x8>;
interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk NPCM7XX_CLK_ADC>;
resets = <&rstc NPCM7XX_RESET_IPSRST1 NPCM7XX_RESET_ADC>;
};
};
...
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